Calculus and Beyond Homework Help Forum

Free calculus and beyond homework help via qualified mentors. Math courses from calculus on-wards homework. Please use the template when requesting help and show your work.

Threads

Finding the directional derivative

  • Saptarshi Sarkar
  • · Replies 11 ·
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11

Calculating the value of 1/{D^2+a^2} sin ax

  • vish_maths
  • · Replies 6 ·
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6

Flux of a vector field through a surface

  • DottZakapa
  • · Replies 8 ·
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8

Possible webpage title: Can You Solve the No Snap Order Puzzle with Pearls?

  • Lauren1234
  • · Replies 1 ·
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1

Can Zero Divisors in Polynomial Rings Be Characterized?

  • fishturtle1
  • · Replies 13 ·
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13

Drawing sets of Complex Variables

  • MaestroBach
  • · Replies 14 ·
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14

Complex analysis: find contradiction of a relationship

  • A Story of a Student
  • · Replies 7 ·
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7

Expanding Brackets with Partial Derivatives

  • Zero1010
  • · Replies 2 ·
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2

Turning a real world problem into a calculus problem

  • cookiemnstr510510
  • · Replies 18 ·
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18

Prove that this function is nonnegative

  • sergey_le
  • · Replies 35 ·
2
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35

Power series: radius of convergence

  • DottZakapa
  • · Replies 8 ·
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8

Set of convergence of a Power series

  • DottZakapa
  • · Replies 4 ·
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4

Power series: Why is this power series equal to log(2)?

  • DottZakapa
  • · Replies 2 ·
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2

As 𝜶 varies in ℝ, study the behaviour of this series

  • DottZakapa
  • · Replies 10 ·
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10

Mult Variate Calc: Proof for N(t) vector

  • opus
  • · Replies 7 ·
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7

Is this matrix a non-abelian group?

  • Lauren1234
  • · Replies 38 ·
2
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38

Study the convergence and absolute convergence of the following series

  • DottZakapa
  • · Replies 5 ·
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5

Finding if an improper integral is Convergent

  • Yohan
  • · Replies 5 ·
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5

Modular Arithmetic: Solving Equations with 22x^2 = 11 mod 13

  • rashida564
  • · Replies 4 ·
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4

Proof: Relationship between a linear map and the associated matrix

  • Fochina
  • · Replies 5 ·
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5

Why does dividing by ##\sin^2 x## solve the integral?

  • Adesh
  • · Replies 27 ·
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27

Checking the convergence of this numerical series using the ratio test

  • DottZakapa
  • · Replies 10 ·
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10

Prove that the set of all even integers is denumerable

  • issacnewton
  • · Replies 2 ·
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2

Finding a general formula for the nth derivative of a partial fraction

  • Bolter
  • · Replies 9 ·
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9

F is an isomorphism from G onto itself,...., show f(x) = x^-1

  • fishturtle1
  • · Replies 3 ·
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3

Solving a min max problem in 2 variables using Mathematica

  • Wi_N
  • · Replies 6 ·
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6

Let a_n be sequence so that a_n+1-a_n>-1 and |a_n|>2 for all n.

  • sergey_le
  • · Replies 12 ·
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12

Factor and remainder theorem problem

  • chwala
  • · Replies 12 ·
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12

Double integral domain with absolute value

  • DottZakapa
  • · Replies 4 ·
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4

Solving systems of equations using Jordan exchanges

  • Robb
  • · Replies 1 ·
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1

Understanding the notation in Group Theory

  • Adesh
  • · Replies 24 ·
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24

Proving inequalities for these Sequences

  • sergey_le
  • · Replies 4 ·
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4
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2

Matrix representation of a linear mapping

  • JD_PM
  • · Replies 6 ·
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6

Sequence of integrable functions (f_n) conv. to f

  • fishturtle1
  • · Replies 5 ·
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5

Modulus Equation: Solving for ##p## & ##m##

  • chwala
  • · Replies 5 ·
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5

Rolle's Theorem: Proving Fixed & Non-Fixed Cases

  • sergey_le
  • · Replies 4 ·
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4
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4

Stokes' Theorem Example Question

  • Master1022
  • · Replies 6 ·
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6

Expressing an Integral as a sum of terms

  • Apashanka
  • · Replies 4 ·
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4

Show |x^2 sin^8(e^x)| <= (16 pi^3)/3

  • fishturtle1
  • · Replies 7 ·
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7

Let function ƒ be Differentiable

  • sergey_le
  • · Replies 2 ·
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2

Prove that f(x)=c has a solution

  • sergey_le
  • · Replies 2 ·
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2

Line integral around a circle centered at the origin

  • rashida564
  • · Replies 8 ·
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8
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6

Change of variable in a double integral

  • rashida564
  • · Replies 3 ·
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3

Understanding Uniform Continuity to Formalizing Proofs

  • sergey_le
  • · Replies 6 ·
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6

Solving a complex equation (damping/exponential-decay) like this....?

  • lightlightsup
  • · Replies 9 ·
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9

What Are Local Minimum and Maximum Points in Continuous Functions?

  • sergey_le
  • · Replies 30 ·
2
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30

Simple Harmonic Motion Amplitude

  • Teclis
  • · Replies 1 ·
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1

Find all points of intersection

  • Addez123
  • · Replies 6 ·
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6

Matrix which reverses Gram-Schmidt - Linear Algebra

  • Amadeo
  • · Replies 1 ·
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1

Multi-Choice Question: Differentiable function

  • sergey_le
  • · Replies 12 ·
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12

Proving Uniform Continuity of f+g with Triangle Inequality

  • sergey_le
  • · Replies 3 ·
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3

Dealing with Undefined Values in Calculus: A Lesson in Limits

  • archaic
  • · Replies 6 ·
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6

Mean Value Theorem: Proof & Claim

  • fishturtle1
  • · Replies 11 ·
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11

Infinite Series (The Ratio Test)

  • Fernando Rios
  • · Replies 3 ·
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3

Deriving an identity using Einstein's summation notation

  • Arman777
  • · Replies 5 ·
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5

The range for y if t>=10 is [-4, 0].

  • JessicaHelena
  • · Replies 3 ·
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3

Double integral with polar coordinates

  • Archimedess
  • · Replies 13 ·
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13

What is the Definition of Derivative and How is it Proved?

  • fishturtle1
  • · Replies 7 ·
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7

Why is D4 not primitive on the vertices of a square?

  • fishturtle1
  • · Replies 2 ·
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2

Heating a soup (solving this problem with a DE)

  • JessicaHelena
  • · Replies 6 ·
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6

Find all points where the level surface tangent plane is parallel

  • Addez123
  • · Replies 4 ·
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4

Why does the Euler approximation fail for the Airy or Stokes equation?

  • JessicaHelena
  • · Replies 11 ·
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11

This Limit problem seems too simple....

  • Wi_N
  • · Replies 52 ·
2
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52

Volume of a Frustum - Get Help Now

  • archaic
  • · Replies 27 ·
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27

Understanding how to apply the method of images to the wave equation

  • JD_PM
  • · Replies 1 ·
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1

Substitute, simplify, and then solve for Z

  • Addez123
  • · Replies 4 ·
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4

Solve the differential equation

  • chwala
  • · Replies 44 ·
2
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44

Compute the given Fourier transform by using the given tables

  • s3a
  • · Replies 3 ·
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3

Decide a matrix for a vector that goes through various morphs

  • Wi_N
  • · Replies 10 ·
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10

Prove that any function z = f(x + y) solves the equation z'x - z'y = 0

  • Addez123
  • · Replies 8 ·
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8

System of Linear Equations with Integer Solutions

  • PsychonautQQ
  • · Replies 14 ·
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14

Infinite Series (Integral Test)

  • Fernando Rios
  • · Replies 6 ·
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6

Solution for a second-order differential equation

  • chaksome
  • · Replies 4 ·
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4

Element of surface area in spherical coordinates

  • cdot
  • · Replies 7 ·
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7

Troubles with an antiderivative

  • Anti Hydrogen
  • · Replies 3 ·
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3

Expanding a bracket of derivatives

  • etotheipi
  • · Replies 6 ·
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6

Solving a Cubic Equation: Methods and Terminology

  • chwala
  • · Replies 20 ·
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20

Probability generating function

  • umzung
  • · Replies 4 ·
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4

[Differential equations] Mixing problem.

  • Muskyboi
  • · Replies 2 ·
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2

First-order nonlinear differential equation

  • bennyh
  • · Replies 6 ·
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6

Help with this Integration please

  • thaboy
  • · Replies 4 ·
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4
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4

Evaluate the following integral from a physics textbook

  • dRic2
  • · Replies 8 ·
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8

Clarification of the wording of a statistics problem

  • Biochemgirl2002
  • · Replies 2 ·
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2

Integral of 1/ln(x). Convergence test

  • 0kelvin
  • · Replies 3 ·
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3
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1

Cubic graph containing a 1-factor

  • Robb
  • · Replies 4 ·
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4

Solution for a second order differential equation

  • anooja559
  • · Replies 5 ·
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5

Solving this integral in 2 different ways

  • dyn
  • · Replies 2 ·
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2

Infinite Series (Integral Test)

  • Fernando Rios
  • · Replies 3 ·
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3

What's the integral of a unit vector?

  • MaestroBach
  • · Replies 9 ·
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9

Calculate time-to-fall near a massive body

  • KeepQuestioning
  • · Replies 12 ·
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12

Limit when x^2 + y^2 -> inf, am I solving it correctly?

  • Addez123
  • · Replies 8 ·
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8

Question involving calculations with a parabola

  • Kaushik
  • · Replies 21 ·
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21

Introductory Real Analysis Problem

  • zeronem
  • · Replies 16 ·
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16

Calculating Flux over the closed surface of a cylinder

  • HRubss
  • · Replies 7 ·
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7

Semigroup property for convolution

  • AVBs2Systems
  • · Replies 13 ·
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13